IV First stage\\
$\,Comm\,\textsubscript{t-3}\,$\times$\,P\,\textsubscript{t-3}$&  -2.6237\sym{***}&  -2.9398\sym{***}&  -4.0079\sym{***}&  -3.1597\sym{***}&  -3.1765\sym{***}&  -3.2274\sym{***}\\
          & (0.5036)         & (0.5675)         & (0.6782)         & (0.5660)         & (0.5670)         & (0.5813)         \\
\(N\)     &     7975         &     7975         &     7975         &     7975         &     7975         &     7975         \\
